Mar 5, 2013 #1 D devil6600 Full Member level 5 Joined Nov 15, 2008 Messages 250 Helped 7 Reputation 14 Reaction score 7 Trophy points 1,298 Activity points 2,931 in the attached picture of gps module can anyone please tell what are the two IC used for? they are marked with red arrows also there is a unmasked ground pad, can anyone tell why the manufacturer left it? does it imporves gps signal reception?
in the attached picture of gps module can anyone please tell what are the two IC used for? they are marked with red arrows also there is a unmasked ground pad, can anyone tell why the manufacturer left it? does it imporves gps signal reception?
Mar 5, 2013 #2 barry Advanced Member level 7 Joined Mar 31, 2005 Messages 6,333 Helped 1,194 Reputation 2,400 Reaction score 1,389 Trophy points 1,393 Location California, USA Activity points 34,480 The G3H is an L-Band switch: CEL # UPG2012TK Not sure about that other device.